Inventor · disambiguated record
Zhaohua Liu
Also filed as: LIU ZHAOHUA
5 granted patents·8 pending applications·28 citations·filing 2008–2025
76Inventor score
Files withCARESTREAM HEALTH INC2LIU ZHAOHUA2UNIV HUNAN SCIENCE & TECHNOLOGY2YU ZAIGUANG2CARESTREAM DENTAL TECH SHANGHAI CO LTD1
Top patents by PatentIndex Score
13 records- 0179US10347031B2Apparatus and method of texture mapping for dental 3D scannerCARESTREAM DENTAL TECH TOPCO LTD·Filed 2015·Granted Jul 9, 2019·4 cites·20 claims
- 0268US9204788B2Autofocus method using liquid lensYU ZAIGUANG·Filed 2012·Granted Dec 8, 2015·5 cites·9 claims
- 0364US8571397B2Auto focus intraoral camera with liquid lensLIU ZHAOHUA·Filed 2008·Granted Oct 29, 2013·14 cites·4 claims
- 0464US8305486B2Auto-focus intra-oral camera having a linear piezoelectric actuatorMO YUFENG·Filed 2010·Granted Nov 6, 2012·3 cites·20 claims
- 0560US11382559B2Dental surface imaging apparatus using laser projectionCARESTREAM HEALTH INC·Filed 2014·Granted Jul 12, 2022·2 cites·9 claims
- 0660US2025390087A1Fault diagnosis method for transmission chain based on joint entropy enhanced sparse learning using zero sequence currentUNIV HUNAN SCIENCE & TECHNOLOGY·Filed 2025·Application pending·0 cites
- 0755US2025085328A1Precise fault location apparatus and method for collector line in onshore wind farmUNIV HUNAN SCIENCE & TECHNOLOGY·Filed 2024·Application pending·0 cites
- 0848US2024300555A1Method and system for three dimensional positioning in subway construction site, and mediumCHINA RAILWAY ENG SERVICES CO LTD·Filed 2021·Application pending·0 cites
- 0943US2023321072A1Cell glycocalyx protection effect of anisodamineCHENGDU FIRST PHARMACEDTICAL CO LTD·Filed 2021·Application pending·0 cites
- 1042US2017135655A1Facial texture mapping to volume imageCARESTREAM HEALTH INC·Filed 2014·Application pending·0 cites
- 1138US2012200686A1Intraoral camera with liquid lensYU ZAIGUANG·Filed 2009·Application pending·0 cites
- 1237US2021322138A1Hybrid method of acquiring 3d data using intraoral scannerCARESTREAM DENTAL TECH SHANGHAI CO LTD·Filed 2018·Application pending·0 cites
- 1332US2014017625A1Intra-oral camera having a liquid lens for image stabilizationLIU ZHAOHUA·Filed 2011·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →